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|
/* SERVICE.C (c) Copyright Roger Bowler, 1999-2007 */
/* ESA/390 Service Processor */
/* Interpretive Execution - (c) Copyright Jan Jaeger, 1999-2007 */
/* z/Architecture support - (c) Copyright Jan Jaeger, 1999-2007 */
// $Id: service.c,v 1.76 2007/06/23 00:04:15 ivan Exp $
/*-------------------------------------------------------------------*/
/* This module implements service processor functions */
/* for the Hercules ESA/390 emulator. */
/*-------------------------------------------------------------------*/
/*-------------------------------------------------------------------*/
/* Additional credits: */
/* Corrections contributed by Jan Jaeger */
/* HMC system console functions by Jan Jaeger 2000-02-08 */
/* Expanded storage support by Jan Jaeger */
/* Dynamic CPU reconfiguration - Jan Jaeger */
/* Suppress superflous HHC701I/HHC702I messages - Jan Jaeger */
/* Break syscons output if too long - Jan Jaeger */
/* Added CPI - Control Program Information ev. - JJ 2001-11-19 */
/*-------------------------------------------------------------------*/
// $Log: service.c,v $
// Revision 1.76 2007/06/23 00:04:15 ivan
// Update copyright notices to include current year (2007)
//
// Revision 1.75 2007/01/13 07:25:10 bernard
// backout ccmask
//
// Revision 1.74 2007/01/12 15:24:46 bernard
// ccmask phase 1
//
// Revision 1.73 2006/12/08 09:43:30 jj
// Add CVS message log
//
#include "hstdinc.h"
#if !defined(_HENGINE_DLL_)
#define _HENGINE_DLL_
#endif
#if !defined(_SERVICE_C_)
#define _SERVICE_C_
#endif
#include "hercules.h"
#include "opcode.h"
#include "inline.h"
#include "service.h"
#include "sr.h"
#if !defined(_SERVICE_C)
#define _SERVICE_C
static U32 servc_cp_recv_mask; /* Syscons CP receive mask */
static U32 servc_cp_send_mask; /* Syscons CP send mask */
static char servc_scpcmdstr[123+1]; /* Operator command string */
static int servc_scpcmdtype; /* Operator command type */
static int servc_signal_quiesce_pending = 0; /* Signal Quiesce */
static U16 servc_signal_quiesce_count;
static BYTE servc_signal_quiesce_unit;
void sclp_reset()
{
servc_cp_recv_mask = 0;
servc_cp_send_mask = 0;
servc_scpcmdstr[0] = '\0';
servc_scpcmdtype = 0;
servc_signal_quiesce_pending = 0;
servc_signal_quiesce_count = 0;
servc_signal_quiesce_unit = 0;
sysblk.servparm = 0;
}
// #ifdef FEATURE_SYSTEM_CONSOLE
/*-------------------------------------------------------------------*/
/* Issue SCP command */
/* */
/* This function is called from the control panel when the operator */
/* enters an HMC system console SCP command or SCP priority message. */
/* The command is queued for processing by the SCLP_READ_EVENT_DATA */
/* service call, and a service signal interrupt is made pending. */
/* */
/* Input: */
/* command Null-terminated ASCII command string */
/* priomsg 0=SCP command, 1=SCP priority message */
/*-------------------------------------------------------------------*/
void scp_command (char *command, int priomsg)
{
/* Error if disabled for priority messages */
if (priomsg && !(servc_cp_recv_mask & 0x00800000))
{
logmsg (_("HHCCP036E SCP not receiving priority messages\n"));
return;
}
/* Error if disabled for commands */
if (!priomsg && !(servc_cp_recv_mask & 0x80000000))
{
logmsg (_("HHCCP037E SCP not receiving commands\n"));
return;
}
/* Error if command string is missing */
if (strlen(command) < 1)
{
logmsg (_("HHCCP038E No SCP command\n"));
return;
}
/* Obtain the interrupt lock */
OBTAIN_INTLOCK(NULL);
/* If an event buffer available signal is pending then reject the
command with message indicating that service processor is busy */
if (IS_IC_SERVSIG && (sysblk.servparm & SERVSIG_PEND))
{
logmsg (_("HHCCP039E Service Processor busy\n"));
/* Release the interrupt lock */
RELEASE_INTLOCK(NULL);
return;
}
/* Save command string and message type for read event data */
servc_scpcmdtype = priomsg;
strncpy (servc_scpcmdstr, command, sizeof(servc_scpcmdstr));
/* Ensure termination of the command string */
servc_scpcmdstr[sizeof(servc_scpcmdstr)-1] = '\0';
/* Set event pending flag in service parameter */
sysblk.servparm |= SERVSIG_PEND;
/* Set service signal interrupt pending for read event data */
ON_IC_SERVSIG;
WAKEUP_CPUS_MASK (sysblk.waiting_mask);
/* Release the interrupt lock */
RELEASE_INTLOCK(NULL);
} /* end function scp_command */
int can_signal_quiesce()
{
return (servc_cp_recv_mask & (0x80000000 >> (SCCB_EVD_TYPE_SIGQ-1)));
}
int signal_quiesce (U16 count, BYTE unit)
{
/* Error if disabled for commands */
if (!(servc_cp_recv_mask & (0x80000000 >> (SCCB_EVD_TYPE_SIGQ-1))))
{
logmsg (_("HHCCP081E SCP not receiving quiesce signals\n"));
return -1;
}
/* Obtain the interrupt lock */
OBTAIN_INTLOCK(NULL);
/* If an event buffer available signal is pending then reject the
command with message indicating that service processor is busy */
if (IS_IC_SERVSIG && (sysblk.servparm & SERVSIG_PEND))
{
logmsg (_("HHCCP082E Service Processor busy\n"));
/* Release the interrupt lock */
RELEASE_INTLOCK(NULL);
return -1;
}
/* Save delay values for signal shutdown event read */
servc_signal_quiesce_count = count;
servc_signal_quiesce_unit = unit;
servc_signal_quiesce_pending = 1;
/* Set event pending flag in service parameter */
sysblk.servparm |= SERVSIG_PEND;
/* Set service signal interrupt pending for read event data */
ON_IC_SERVSIG;
WAKEUP_CPUS_MASK (sysblk.waiting_mask);
/* Release the interrupt lock */
RELEASE_INTLOCK(NULL);
return 0;
} /* end function signal_quiesce */
#define SR_SYS_SERVC_RECVMASK ( SR_SYS_SERVC | 0x001 )
#define SR_SYS_SERVC_SENDMASK ( SR_SYS_SERVC | 0x002 )
#define SR_SYS_SERVC_SCPCMD ( SR_SYS_SERVC | 0x003 )
#define SR_SYS_SERVC_SCPTYPE ( SR_SYS_SERVC | 0x004 )
#define SR_SYS_SERVC_SQP ( SR_SYS_SERVC | 0x005 )
#define SR_SYS_SERVC_SQC ( SR_SYS_SERVC | 0x006 )
#define SR_SYS_SERVC_SQU ( SR_SYS_SERVC | 0x007 )
#define SR_SYS_SERVC_PARM ( SR_SYS_SERVC | 0x008 )
int servc_hsuspend(void *file)
{
SR_WRITE_VALUE(file, SR_SYS_SERVC_RECVMASK, servc_cp_recv_mask, sizeof(servc_cp_recv_mask));
SR_WRITE_VALUE(file, SR_SYS_SERVC_SENDMASK, servc_cp_send_mask, sizeof(servc_cp_send_mask));
SR_WRITE_STRING(file, SR_SYS_SERVC_SCPCMD, servc_scpcmdstr);
SR_WRITE_VALUE(file, SR_SYS_SERVC_SCPTYPE, servc_scpcmdtype, sizeof(servc_scpcmdtype));
SR_WRITE_VALUE(file, SR_SYS_SERVC_SQP, servc_signal_quiesce_pending,
sizeof(servc_signal_quiesce_pending));
SR_WRITE_VALUE(file, SR_SYS_SERVC_SQC, servc_signal_quiesce_count,
sizeof(servc_signal_quiesce_count));
SR_WRITE_VALUE(file, SR_SYS_SERVC_SQU, servc_signal_quiesce_unit,
sizeof(servc_signal_quiesce_unit));
SR_WRITE_VALUE(file, SR_SYS_SERVC_PARM, sysblk.servparm,
sizeof(sysblk.servparm));
return 0;
}
int servc_hresume(void *file)
{
size_t key, len;
sclp_reset();
do {
SR_READ_HDR(file, key, len);
switch (key) {
case SR_SYS_SERVC_RECVMASK:
SR_READ_VALUE(file, len, &servc_cp_recv_mask, sizeof(servc_cp_recv_mask));
break;
case SR_SYS_SERVC_SENDMASK:
SR_READ_VALUE(file, len, &servc_cp_send_mask, sizeof(servc_cp_send_mask));
break;
case SR_SYS_SERVC_SQP:
SR_READ_VALUE(file, len, &servc_signal_quiesce_pending,
sizeof(servc_signal_quiesce_pending));
break;
case SR_SYS_SERVC_SQC:
SR_READ_VALUE(file, len, &servc_signal_quiesce_count,
sizeof(servc_signal_quiesce_count));
break;
case SR_SYS_SERVC_SQU:
SR_READ_VALUE(file, len, &servc_signal_quiesce_unit,
sizeof(servc_signal_quiesce_unit));
break;
case SR_SYS_SERVC_PARM:
SR_READ_VALUE(file, len, &sysblk.servparm, sizeof(sysblk.servparm));
break;
default:
SR_READ_SKIP(file, len);
break;
}
} while ((key & SR_SYS_MASK) == SR_SYS_SERVC);
return 0;
}
#endif /*!defined(_SERVICE_C)*/
// #endif /*FEATURE_SYSTEM_CONSOLE*/
#if defined(FEATURE_SERVICE_PROCESSOR)
BYTE ARCH_DEP(scpinfo_ifm)[8] = {
0
| SCCB_IFM0_CHANNEL_PATH_INFORMATION
| SCCB_IFM0_CHANNEL_PATH_SUBSYSTEM_COMMAND
// | SCCB_IFM0_CHANNEL_PATH_RECONFIG
// | SCCB_IFM0_CPU_INFORMATION
#ifdef FEATURE_CPU_RECONFIG
| SCCB_IFM0_CPU_RECONFIG
#endif /*FEATURE_CPU_RECONFIG*/
,
0
// | SCCB_IFM1_SIGNAL_ALARM
// | SCCB_IFM1_WRITE_OPERATOR_MESSAGE
// | SCCB_IFM1_STORE_STATUS_ON_LOAD
// | SCCB_IFM1_RESTART_REASONS
// | SCCB_IFM1_INSTRUCTION_ADDRESS_TRACE_BUFFER
| SCCB_IFM1_LOAD_PARAMETER
,
0
// | SCCB_IFM2_REAL_STORAGE_INCREMENT_RECONFIG
// | SCCB_IFM2_REAL_STORAGE_ELEMENT_INFO
// | SCCB_IFM2_REAL_STORAGE_ELEMENT_RECONFIG
// | SCCB_IFM2_COPY_AND_REASSIGN_STORAGE
#ifdef FEATURE_EXPANDED_STORAGE
| SCCB_IFM2_EXTENDED_STORAGE_USABILITY_MAP
#endif /*FEATURE_EXPANDED_STORAGE*/
// | SCCB_IFM2_EXTENDED_STORAGE_ELEMENT_INFO
// | SCCB_IFM2_EXTENDED_STORAGE_ELEMENT_RECONFIG
,
0
#if defined(FEATURE_VECTOR_FACILITY) && defined(FEATURE_CPU_RECONFIG)
| SCCB_IFM3_VECTOR_FEATURE_RECONFIG
#endif /*FEATURE_VECTOR_FACILITY*/
#ifdef FEATURE_SYSTEM_CONSOLE
| SCCB_IFM3_READ_WRITE_EVENT_FEATURE
#endif /*FEATURE_SYSTEM_CONSOLE*/
// | SCCB_IFM3_READ_RESOURCE_GROUP_INFO
,
0, 0, 0, 0 };
BYTE ARCH_DEP(scpinfo_cfg)[6] = {
0
#if defined(FEATURE_HYPERVISOR)
| SCCB_CFG0_LOGICALLY_PARTITIONED
#endif /*defined(FEATURE_HYPERVISOR)*/
#ifdef FEATURE_SUPPRESSION_ON_PROTECTION
| SCCB_CFG0_SUPPRESSION_ON_PROTECTION
#endif /*FEATURE_SUPPRESSION_ON_PROTECTION*/
// | SCCB_CFG0_INITIATE_RESET
#if defined(FEATURE_CHSC)
| SCCB_CFG0_STORE_CHANNEL_SUBSYS_CHARACTERISTICS
#endif /*defined(FEATURE_CHSC)*/
#if defined(FEATURE_MOVE_PAGE_FACILITY_2)
| SCCB_CFG0_MVPG_FOR_ALL_GUESTS
#endif /*defined(FEATURE_MOVE_PAGE_FACILITY_2)*/
// | SCCB_CFG0_FAST_SYNCHRONOUS_DATA_MOVER
,
0
// | SCCB_CFG1_CSLO
,
0
// | SCCB_CFG2_DEVICE_ACTIVE_ONLY_MEASUREMENT
#ifdef FEATURE_CALLED_SPACE_IDENTIFICATION
| SCCB_CFG2_CALLED_SPACE_IDENTIFICATION
#endif /*FEATURE_CALLED_SPACE_IDENTIFICATION*/
#ifdef FEATURE_CHECKSUM_INSTRUCTION
| SCCB_CFG2_CHECKSUM_INSTRUCTION
#endif /*FEATURE_CHECKSUM_INSTRUCTION*/
,
0
#if defined(FEATURE_RESUME_PROGRAM)
| SCCB_CFG3_RESUME_PROGRAM
#endif /*defined(FEATURE_RESUME_PROGRAM)*/
#if defined(FEATURE_PERFORM_LOCKED_OPERATION)
| SCCB_CFG3_PERFORM_LOCKED_OPERATION
#endif /*defined(FEATURE_PERFORM_LOCKED_OPERATION)*/
#ifdef FEATURE_IMMEDIATE_AND_RELATIVE
| SCCB_CFG3_IMMEDIATE_AND_RELATIVE
#endif /*FEATURE_IMMEDIATE_AND_RELATIVE*/
#ifdef FEATURE_COMPARE_AND_MOVE_EXTENDED
| SCCB_CFG3_COMPARE_AND_MOVE_EXTENDED
#endif /*FEATURE_COMPARE_AND_MOVE_EXTENDED*/
#ifdef FEATURE_BRANCH_AND_SET_AUTHORITY
| SCCB_CFG3_BRANCH_AND_SET_AUTHORITY
#endif /*FEATURE_BRANCH_AND_SET_AUTHORITY*/
#if defined(FEATURE_BASIC_FP_EXTENSIONS)
| SCCB_CFG3_EXTENDED_FLOATING_POINT
#endif /*defined(FEATURE_BASIC_FP_EXTENSIONS)*/
/*ZZ*/ | SCCB_CFG3_EXTENDED_LOGICAL_COMPUTATION_FACILITY
,
0
#ifdef FEATURE_EXTENDED_TOD_CLOCK
| SCCB_CFG4_EXTENDED_TOD_CLOCK
#endif /*FEATURE_EXTENDED_TOD_CLOCK*/
#if defined(FEATURE_EXTENDED_TRANSLATION)
| SCCB_CFG4_EXTENDED_TRANSLATION
#endif /*defined(FEATURE_EXTENDED_TRANSLATION)*/
#if defined(FEATURE_LOAD_REVERSED)
| SCCB_CFG4_LOAD_REVERSED_FACILITY
#endif /*defined(FEATURE_LOAD_REVERSED)*/
#if defined(FEATURE_EXTENDED_TRANSLATION_FACILITY_2)
| SCCB_CFG4_EXTENDED_TRANSLATION_FACILITY2
#endif /*defined(FEATURE_EXTENDED_TRANSLATION_FACILITY_2)*/
#if defined(FEATURE_STORE_SYSTEM_INFORMATION)
| SCCB_CFG4_STORE_SYSTEM_INFORMATION
#endif /*FEATURE_STORE_SYSTEM_INFORMATION*/
,
0 };
BYTE ARCH_DEP(scpinfo_cpf)[14] = {
0
#if defined(FEATURE_INTERPRETIVE_EXECUTION)
#if defined(_370) && !defined(FEATURE_ESAME)
| SCCB_CPF0_SIE_370_MODE
#endif /*defined(_370) && !defined(FEATURE_ESAME)*/
| SCCB_CPF0_SIE_XA_MODE
#endif /*defined(FEATURE_INTERPRETIVE_EXECUTION)*/
// | SCCB_CPF0_SIE_SET_II_370_MODE
#if defined(FEATURE_IO_ASSIST)
| SCCB_CPF0_SIE_SET_II_XA_MODE
#endif /*defined(FEATURE_IO_ASSIST)*/
#if defined(FEATURE_INTERPRETIVE_EXECUTION)
| SCCB_CPF0_SIE_NEW_INTERCEPT_FORMAT
#endif /*defined(FEATURE_INTERPRETIVE_EXECUTION)*/
#if defined(FEATURE_STORAGE_KEY_ASSIST)
| SCCB_CPF0_STORAGE_KEY_ASSIST
#endif /*defined(FEATURE_STORAGE_KEY_ASSIST)*/
#if defined(_FEATURE_MULTIPLE_CONTROLLED_DATA_SPACE)
| SCCB_CPF0_MULTIPLE_CONTROLLED_DATA_SPACE
#endif /*defined(_FEATURE_MULTIPLE_CONTROLLED_DATA_SPACE)*/
,
0
#if defined(FEATURE_IO_ASSIST)
| SCCB_CPF1_IO_INTERPRETATION_LEVEL_2
#endif /*defined(FEATURE_IO_ASSIST)*/
#if defined(FEATURE_INTERPRETIVE_EXECUTION)
| SCCB_CPF1_GUEST_PER_ENHANCED
#endif /*defined(FEATURE_INTERPRETIVE_EXECUTION)*/
// | SCCB_CPF1_SIGP_INTERPRETATION_ASSIST
#if defined(FEATURE_STORAGE_KEY_ASSIST)
| SCCB_CPF1_RCP_BYPASS_FACILITY
#endif /*defined(FEATURE_STORAGE_KEY_ASSIST)*/
#if defined(FEATURE_REGION_RELOCATE)
| SCCB_CPF1_REGION_RELOCATE_FACILITY
#endif /*defined(FEATURE_REGION_RELOCATE)*/
#if defined(FEATURE_EXPEDITED_SIE_SUBSET)
| SCCB_CPF1_EXPEDITE_TIMER_PROCESSING
#endif /*defined(FEATURE_EXPEDITED_SIE_SUBSET)*/
,
0
#if defined(FEATURE_CRYPTO)
| SCCB_CPF2_CRYPTO_FEATURE_ACCESSED
#endif /*defined(FEATURE_CRYPTO)*/
#if defined(FEATURE_EXPEDITED_SIE_SUBSET)
| SCCB_CPF2_EXPEDITE_RUN_PROCESSING
#endif /*defined(FEATURE_EXPEDITED_SIE_SUBSET)*/
,
0
#ifdef FEATURE_PRIVATE_SPACE
| SCCB_CPF3_PRIVATE_SPACE_FEATURE
| SCCB_CPF3_FETCH_ONLY_BIT
#endif /*FEATURE_PRIVATE_SPACE*/
#if defined(FEATURE_PER2)
| SCCB_CPF3_PER2_INSTALLED
#endif /*defined(FEATURE_PER2)*/
,
0
#if defined(FEATURE_PER2)
| SCCB_CPF4_OMISION_GR_ALTERATION_370
#endif /*defined(FEATURE_PER2)*/
,
0
#if defined(FEATURE_WAITSTATE_ASSIST)
| SCCB_CPF5_GUEST_WAIT_STATE_ASSIST
#endif /*defined(FEATURE_WAITSTATE_ASSIST)*/
,
0, 0, 0, 0, 0, 0, 0,
0
#if defined(FEATURE_CRYPTO)
// | SCCB_CPF13_CRYPTO_UNIT_ID
#endif /*defined(FEATURE_CRYPTO)*/
} ;
U32 ARCH_DEP(sclp_recv_mask) = SCCB_EVENT_SUPP_RECV_MASK;
U32 ARCH_DEP(sclp_send_mask) = SCCB_EVENT_SUPP_SEND_MASK;
/*-------------------------------------------------------------------*/
/* B220 SERVC - Service Call [RRE] */
/*-------------------------------------------------------------------*/
DEF_INST(service_call)
{
U32 r1, r2; /* Values of R fields */
U32 sclp_command; /* SCLP command code */
U32 sccb_real_addr; /* SCCB real address */
int i; /* Array subscripts */
U32 realmb; /* Real storage size in MB */
U32 sccb_absolute_addr; /* Absolute address of SCCB */
U32 sccblen; /* Length of SCCB */
SCCB_HEADER *sccb; /* -> SCCB header */
SCCB_SCP_INFO *sccbscp; /* -> SCCB SCP information */
SCCB_CPU_INFO *sccbcpu; /* -> SCCB CPU information */
#ifdef FEATURE_CHANNEL_SUBSYSTEM
SCCB_CHP_INFO *sccbchp; /* -> SCCB channel path info */
#else
SCCB_CHSET_INFO *sccbchp; /* -> SCCB channel path info */
#endif
SCCB_CSI_INFO *sccbcsi; /* -> SCCB channel subsys inf*/
U16 offset; /* Offset from start of SCCB */
#ifdef FEATURE_CHANNEL_SUBSYSTEM
DEVBLK *dev; /* Used to find CHPIDs */
U32 chpbyte; /* Offset to byte for CHPID */
U32 chpbit; /* Bit number for CHPID */
#endif /*FEATURE_CHANNEL_SUBSYSTEM*/
#ifdef FEATURE_SYSTEM_CONSOLE
SCCB_EVENT_MASK*evd_mask; /* Event mask */
SCCB_EVD_HDR *evd_hdr; /* Event header */
U16 evd_len; /* Length of event data */
SCCB_EVD_BK *evd_bk; /* Event data */
SCCB_MCD_BK *mcd_bk; /* Message Control Data */
SCCB_SGQ_BK *sgq_bk; /* Signal Quiesce */
U16 mcd_len; /* Length of MCD */
SCCB_OBJ_HDR *obj_hdr; /* Object Header */
U16 obj_len; /* Length of Object */
U16 obj_type; /* Object type */
SCCB_MTO_BK *mto_bk; /* Message Text Object */
BYTE *event_msg; /* Message Text pointer */
int event_msglen; /* Message Text length */
SCCB_CPI_BK *cpi_bk; /* Control Program Info */
BYTE message[4089]; /* Maximum event data buffer
length plus one for \0 */
static BYTE const1_template[] = {
0x13,0x10, /* MDS message unit */
0x00,0x25,0x13,0x11, /* MDS routine info */
0x0E,0x81, /* origin location name */
0x03,0x01,0x00, /* Net ID */
0x03,0x02,0x00, /* NAU Name */
0x06,0x03,0x00,0x00,0x00,0x00, /* Appl id */
0x0E,0x82, /* Destinition location name */
0x03,0x01,0x00, /* Net ID */
0x03,0x02,0x00, /* NAU Name */
0x06,0x03,0x00,0x00,0x00,0x00, /* Appl id */
0x05,0x90,0x00,0x00,0x00, /* Flags (MDS type = req) */
0x00,0x0C,0x15,0x49, /* Agent unit-of-work */
0x08,0x01, /* Requestor loc name */
0x03,0x01,0x00, /* Requestor Net ID */
0x03,0x02,0x00 /* Requestor Node ID */
};
static BYTE const2_template[] = {
0x12,0x12, /* CP-MSU */
0x00,0x12,0x15,0x4D, /* RTI */
0x0E,0x06, /* Name List */
0x06,0x10,0x00,0x03,0x00,0x00, /* Cascaded
resource list */
0x06,0x60,0xD6,0xC3,0xC6,0xC1, /* OAN (C'OCFA') */
0x00,0x04,0x80,0x70 /* Operate request */
};
static BYTE const3_template[] = {
0x13,0x20 /* Text data */
};
static BYTE const4_template = {
0x31 /* Self-defining */
};
static BYTE const5_template = {
0x30 /* Text data */
};
U32 masklen; /* Length of event mask */
U32 old_cp_recv_mask; /* Masks before write event */
U32 old_cp_send_mask; /* mask command */
#endif /*FEATURE_SYSTEM_CONSOLE*/
#ifdef FEATURE_EXPANDED_STORAGE
SCCB_XST_MAP *sccbxmap; /* Xstore usability map */
U32 xstincnum; /* Number of expanded storage
increments */
U32 xstblkinc; /* Number of expanded storage
blocks per increment */
BYTE *xstmap; /* Xstore bitmap, zero means
available */
#endif /*FEATURE_EXPANDED_STORAGE*/
RRE(inst, regs, r1, r2);
PRIV_CHECK(regs);
SIE_INTERCEPT(regs);
/* R1 is SCLP command word */
sclp_command = regs->GR_L(r1);
/* R2 is real address of service call control block */
sccb_real_addr = regs->GR_L(r2);
/* Obtain the absolute address of the SCCB */
sccb_absolute_addr = APPLY_PREFIXING(sccb_real_addr, regs->PX);
/* Program check if SCCB is not on a doubleword boundary */
if ( sccb_absolute_addr & 0x00000007 )
ARCH_DEP(program_interrupt) (regs, PGM_SPECIFICATION_EXCEPTION);
/* Program check if SCCB is outside main storage */
if ( sccb_absolute_addr > regs->mainlim )
ARCH_DEP(program_interrupt) (regs, PGM_ADDRESSING_EXCEPTION);
// /*debug*/logmsg("Service call %8.8X SCCB=%8.8X\n",
// /*debug*/ sclp_command, sccb_absolute_addr);
/* Point to service call control block */
sccb = (SCCB_HEADER*)(regs->mainstor + sccb_absolute_addr);
/* Load SCCB length from header */
FETCH_HW(sccblen, sccb->length);
/* Set the main storage reference bit */
STORAGE_KEY(sccb_absolute_addr, regs) |= STORKEY_REF;
/* Program check if end of SCCB falls outside main storage */
if ( sccb_absolute_addr + sccblen > regs->mainlim + 1)
ARCH_DEP(program_interrupt) (regs, PGM_ADDRESSING_EXCEPTION);
/* Obtain lock if immediate response is not requested */
if (!(sccb->flag & SCCB_FLAG_SYNC)
|| (sclp_command & SCLP_COMMAND_CLASS) == 0x01)
{
/* Obtain the interrupt lock */
OBTAIN_INTLOCK(regs);
/* If a service signal is pending then return condition
code 2 to indicate that service processor is busy */
if (IS_IC_SERVSIG && (sysblk.servparm & SERVSIG_ADDR))
{
RELEASE_INTLOCK(regs);
regs->psw.cc = 2;
return;
}
}
/* Test SCLP command word */
switch (sclp_command & SCLP_COMMAND_MASK) {
case SCLP_READ_IFL_INFO:
if(!sysblk.pgmprdos)
goto invalidcmd;
case SCLP_READ_SCP_INFO:
/* Set the main storage change bit */
STORAGE_KEY(sccb_absolute_addr, regs) |= STORKEY_CHANGE;
/* Set response code X'0100' if SCCB crosses a page boundary */
if ((sccb_absolute_addr & STORAGE_KEY_PAGEMASK) !=
((sccb_absolute_addr + sccblen - 1) & STORAGE_KEY_PAGEMASK))
{
sccb->reas = SCCB_REAS_NOT_PGBNDRY;
sccb->resp = SCCB_RESP_BLOCK_ERROR;
break;
}
/* Set response code X'0300' if SCCB length
is insufficient to contain SCP info */
if ( sccblen < sizeof(SCCB_HEADER) + sizeof(SCCB_SCP_INFO)
+ (sizeof(SCCB_CPU_INFO) * MAX_CPU))
{
sccb->reas = SCCB_REAS_TOO_SHORT;
sccb->resp = SCCB_RESP_BLOCK_ERROR;
break;
}
/* Point to SCCB data area following SCCB header */
sccbscp = (SCCB_SCP_INFO*)(sccb+1);
memset (sccbscp, 0, sizeof(SCCB_SCP_INFO));
/* Set main storage size in SCCB */
realmb = sysblk.mainsize >> 20;
STORE_HW(sccbscp->realinum, realmb);
sccbscp->realiszm = 1;
sccbscp->realbszk = 4;
STORE_HW(sccbscp->realiint, 1);
#if defined(_900) || defined(FEATURE_ESAME)
/* SIE supports the full address range */
sccbscp->maxvm = 0;
/* realiszm is valid */
STORE_FW(sccbscp->grzm, 0);
/* Number of storage increments installed in esame mode */
STORE_DW(sccbscp->grnmx, realmb);
#endif /*defined(_900) || defined(FEATURE_ESAME)*/
#ifdef FEATURE_EXPANDED_STORAGE
/* Set expanded storage size in SCCB */
xstincnum = (sysblk.xpndsize << XSTORE_PAGESHIFT)
/ XSTORE_INCREMENT_SIZE;
STORE_FW(sccbscp->xpndinum, xstincnum);
xstblkinc = XSTORE_INCREMENT_SIZE >> XSTORE_PAGESHIFT;
STORE_FW(sccbscp->xpndsz4K, xstblkinc);
#endif /*FEATURE_EXPANDED_STORAGE*/
#ifdef FEATURE_VECTOR_FACILITY
/* Set the Vector section size in the SCCB */
STORE_HW(sccbscp->vectssiz, VECTOR_SECTION_SIZE);
/* Set the Vector partial sum number in the SCCB */
STORE_HW(sccbscp->vectpsum, VECTOR_PARTIAL_SUM_NUMBER);
#endif /*FEATURE_VECTOR_FACILITY*/
/* Set CPU array count and offset in SCCB */
STORE_HW(sccbscp->numcpu, MAX_CPU);
offset = sizeof(SCCB_HEADER) + sizeof(SCCB_SCP_INFO);
STORE_HW(sccbscp->offcpu, offset);
/* Set HSA array count and offset in SCCB */
STORE_HW(sccbscp->numhsa, 0);
offset += sizeof(SCCB_CPU_INFO) * MAX_CPU;
STORE_HW(sccbscp->offhsa, offset);
/* Move IPL load parameter to SCCB */
get_loadparm (sccbscp->loadparm);
/* Set installed features bit mask in SCCB */
memcpy(sccbscp->ifm, ARCH_DEP(scpinfo_ifm), sizeof(sccbscp->ifm));
memcpy(sccbscp->cfg, ARCH_DEP(scpinfo_cfg), sizeof(sccbscp->cfg));
#if defined(_900) || defined(FEATURE_ESAME)
if(sysblk.arch_z900)
sccbscp->cfg[5] |= SCCB_CFG5_ESAME;
#endif /*defined(_900) || defined(FEATURE_ESAME)*/
;
/* Build the CPU information array after the SCP info */
sccbcpu = (SCCB_CPU_INFO*)(sccbscp+1);
for (i = 0; i < MAX_CPU; i++, sccbcpu++)
{
memset (sccbcpu, 0, sizeof(SCCB_CPU_INFO));
sccbcpu->cpa = i;
sccbcpu->tod = 0;
memcpy(sccbcpu->cpf, ARCH_DEP(scpinfo_cpf), sizeof(sccbcpu->cpf));
#ifdef FEATURE_VECTOR_FACILITY
if(IS_CPU_ONLINE(i) && sysblk.regs[i]->vf->online)
sccbcpu->cpf[2] |= SCCB_CPF2_VECTOR_FEATURE_INSTALLED;
if(IS_CPU_ONLINE(i) && sysblk.regs[i]->vf->online)
sccbcpu->cpf[2] |= SCCB_CPF2_VECTOR_FEATURE_CONNECTED;
if(!IS_CPU_ONLINE(i))
sccbcpu->cpf[2] |= SCCB_CPF2_VECTOR_FEATURE_STANDBY_STATE;
#endif /*FEATURE_VECTOR_FACILITY*/
}
/* Set response code X'0010' in SCCB header */
sccb->reas = SCCB_REAS_NONE;
sccb->resp = SCCB_RESP_INFO;
/* OR in program product OS restriction flag. */
if((sclp_command & SCLP_COMMAND_MASK) != SCLP_READ_IFL_INFO)
sccb->resp |= sysblk.pgmprdos;
break;
case SCLP_READ_CHP_INFO:
/* Set the main storage change bit */
STORAGE_KEY(sccb_absolute_addr, regs) |= STORKEY_CHANGE;
/* Set response code X'0100' if SCCB crosses a page boundary */
if ((sccb_absolute_addr & STORAGE_KEY_PAGEMASK) !=
((sccb_absolute_addr + sccblen - 1) & STORAGE_KEY_PAGEMASK))
{
sccb->reas = SCCB_REAS_NOT_PGBNDRY;
sccb->resp = SCCB_RESP_BLOCK_ERROR;
break;
}
/* Set response code X'0300' if SCCB length
is insufficient to contain channel path info */
if ( sccblen < sizeof(SCCB_HEADER) + sizeof(SCCB_CHP_INFO))
{
sccb->reas = SCCB_REAS_TOO_SHORT;
sccb->resp = SCCB_RESP_BLOCK_ERROR;
break;
}
#ifdef FEATURE_S370_CHANNEL
/* Point to SCCB data area following SCCB header */
sccbchp = (SCCB_CHSET_INFO*)(sccb+1);
memset (sccbchp, 0, sizeof(SCCB_CHSET_INFO));
#else
/* Point to SCCB data area following SCCB header */
sccbchp = (SCCB_CHP_INFO*)(sccb+1);
memset (sccbchp, 0, sizeof(SCCB_CHP_INFO));
#endif
#ifdef FEATURE_CHANNEL_SUBSYSTEM
/* Identify CHPIDs installed, standby, and online */
for (dev = sysblk.firstdev; dev != NULL; dev = dev->nextdev)
{
chpbyte = dev->devnum >> 11;
chpbit = (dev->devnum >> 8) & 7;
sccbchp->installed[chpbyte] |= 0x80 >> chpbit;
if (dev->pmcw.flag5 & PMCW5_V)
sccbchp->online[chpbyte] |= 0x80 >> chpbit;
else
sccbchp->standby[chpbyte] |= 0x80 >> chpbit;
}
#endif /*FEATURE_CHANNEL_SUBSYSTEM*/
#ifdef FEATURE_S370_CHANNEL
/* For S/370, initialize identifiers for channel set 0A */
for (i = 0; i < 16; i++)
{
sccbchp->chanset0a[2*i] = 0x80;
sccbchp->chanset0a[2*i+1] = i;
} /* end for(i) */
/* Set the channel set configuration byte */
sccbchp->csconfig = 0xC0;
#endif /*FEATURE_S370_CHANNEL*/
/* Set response code X'0010' in SCCB header */
sccb->reas = SCCB_REAS_NONE;
sccb->resp = SCCB_RESP_INFO;
break;
case SCLP_READ_CSI_INFO:
/* Set the main storage change bit */
STORAGE_KEY(sccb_absolute_addr, regs) |= STORKEY_CHANGE;
/* Set response code X'0100' if SCCB crosses a page boundary */
if ((sccb_absolute_addr & STORAGE_KEY_PAGEMASK) !=
((sccb_absolute_addr + sccblen - 1) & STORAGE_KEY_PAGEMASK))
{
sccb->reas = SCCB_REAS_NOT_PGBNDRY;
sccb->resp = SCCB_RESP_BLOCK_ERROR;
break;
}
/* Set response code X'0300' if SCCB length
is insufficient to contain channel path info */
if ( sccblen < sizeof(SCCB_HEADER) + sizeof(SCCB_CSI_INFO))
{
sccb->reas = SCCB_REAS_TOO_SHORT;
sccb->resp = SCCB_RESP_BLOCK_ERROR;
break;
}
/* Point to SCCB data area following SCCB header */
sccbcsi = (SCCB_CSI_INFO*)(sccb+1);
memset (sccbcsi, 0, sizeof(SCCB_CSI_INFO));
sccbcsi->csif[0] = 0
#if defined(FEATURE_CANCEL_IO_FACILITY)
| SCCB_CSI0_CANCEL_IO_REQUEST_FACILITY
#endif /*defined(FEATURE_CANCEL_IO_FACILITY)*/
| SCCB_CSI0_CONCURRENT_SENSE_FACILITY
;
/* Set response code X'0010' in SCCB header */
sccb->reas = SCCB_REAS_NONE;
sccb->resp = SCCB_RESP_INFO;
break;
#ifdef FEATURE_SYSTEM_CONSOLE
case SCLP_WRITE_EVENT_DATA:
/* Set the main storage change bit */
STORAGE_KEY(sccb_absolute_addr, regs) |= STORKEY_CHANGE;
/* Set response code X'0100' if SCCB crosses a page boundary */
if ((sccb_absolute_addr & STORAGE_KEY_PAGEMASK) !=
((sccb_absolute_addr + sccblen - 1) & STORAGE_KEY_PAGEMASK))
{
sccb->reas = SCCB_REAS_NOT_PGBNDRY;
sccb->resp = SCCB_RESP_BLOCK_ERROR;
break;
}
/* Point to SCCB data area following SCCB header */
evd_hdr = (SCCB_EVD_HDR*)(sccb+1);
FETCH_HW(evd_len,evd_hdr->totlen);
switch(evd_hdr->type) {
case SCCB_EVD_TYPE_MSG:
case SCCB_EVD_TYPE_PRIOR:
/* Point to the Message Control Data Block */
mcd_bk = (SCCB_MCD_BK*)(evd_hdr+1);
FETCH_HW(mcd_len,mcd_bk->length);
obj_hdr = (SCCB_OBJ_HDR*)(mcd_bk+1);
while (mcd_len > sizeof(SCCB_MCD_BK))
{
FETCH_HW(obj_len,obj_hdr->length);
if (obj_len == 0)
{
sccb->reas = SCCB_REAS_BUFF_LEN_ERR;
sccb->resp = SCCB_RESP_BUFF_LEN_ERR;
break;
}
FETCH_HW(obj_type,obj_hdr->type);
if (obj_type == SCCB_OBJ_TYPE_MESSAGE)
{
mto_bk = (SCCB_MTO_BK*)(obj_hdr+1);
event_msg = (BYTE*)(mto_bk+1);
event_msglen = obj_len -
(sizeof(SCCB_OBJ_HDR) + sizeof(SCCB_MTO_BK));
if (event_msglen < 0)
{
sccb->reas = SCCB_REAS_BUFF_LEN_ERR;
sccb->resp = SCCB_RESP_BUFF_LEN_ERR;
break;
}
/* Print line unless it is a response prompt */
if (!(mto_bk->ltflag[0] & SCCB_MTO_LTFLG0_PROMPT))
{
for (i = 0; i < event_msglen; i++)
{
message[i] = isprint(guest_to_host(event_msg[i])) ?
guest_to_host(event_msg[i]) : 0x20;
}
message[i] = '\0';
logmsg ("%s\n", message);
}
}
mcd_len -= obj_len;
obj_hdr=(SCCB_OBJ_HDR *)((BYTE*)obj_hdr + obj_len);
}
/* Indicate Event Processed */
evd_hdr->flag |= SCCB_EVD_FLAG_PROC;
/* Set response code X'0020' in SCCB header */
sccb->reas = SCCB_REAS_NONE;
sccb->resp = SCCB_RESP_COMPLETE;
break;
case SCCB_EVD_TYPE_CPIDENT:
/* Point to the Control Program Information Data Block */
cpi_bk = (SCCB_CPI_BK*)(evd_hdr+1);
{
BYTE systype[9], sysname[9], sysplex[9];
U64 syslevel;
for(i = 0; i < 8; i++)
{
systype[i] = guest_to_host(cpi_bk->system_type[i]);
sysname[i] = guest_to_host(cpi_bk->system_name[i]);
sysplex[i] = guest_to_host(cpi_bk->sysplex_name[i]);
}
systype[8] = sysname[8] = sysplex[8] = 0;
FETCH_DW(syslevel,cpi_bk->system_level);
#if 1
logmsg(_("HHCCP040I CPI: System Type: %s Name: %s "
"Sysplex: %s\n"),
systype,sysname,sysplex);
#else
logmsg(_("HHC770I Control Program Information:\n"));
logmsg(_("HHC771I System Type = %s\n",systype));
logmsg(_("HHC772I System Name = %s\n",sysname));
logmsg(_("HHC773I Sysplex Name = %s\n",sysplex));
logmsg(_("HHC774I System Level = %16.16" I64_FMT "X\n"),syslevel);
#endif
}
/* Indicate Event Processed */
evd_hdr->flag |= SCCB_EVD_FLAG_PROC;
/* Set response code X'0020' in SCCB header */
sccb->reas = SCCB_REAS_NONE;
sccb->resp = SCCB_RESP_COMPLETE;
break;
default:
if( HDC3(debug_sclp_unknown_event, evd_hdr, sccb, regs) )
break;
/* Set response code X'73F0' in SCCB header */
sccb->reas = SCCB_REAS_SYNTAX_ERROR;
sccb->resp = SCCB_RESP_SYNTAX_ERROR;
break;
}
break;
case SCLP_READ_EVENT_DATA:
/* Set the main storage change bit */
STORAGE_KEY(sccb_absolute_addr, regs) |= STORKEY_CHANGE;
/* Set response code X'0100' if SCCB crosses a page boundary */
if ((sccb_absolute_addr & STORAGE_KEY_PAGEMASK) !=
((sccb_absolute_addr + sccblen - 1) & STORAGE_KEY_PAGEMASK))
{
sccb->reas = SCCB_REAS_NOT_PGBNDRY;
sccb->resp = SCCB_RESP_BLOCK_ERROR;
break;
}
/* Set response code X'62F0' if CP receive mask is zero */
if (servc_cp_recv_mask == 0)
{
sccb->reas = SCCB_REAS_EVENTS_SUP;
sccb->resp = SCCB_RESP_EVENTS_SUP;
break;
}
/* Point to SCCB data area following SCCB header */
evd_hdr = (SCCB_EVD_HDR*)(sccb+1);
if( HDC3(debug_sclp_event_data, evd_hdr, sccb, regs) )
break;
/* Set response code X'60F0' if no outstanding events */
event_msglen = strlen(servc_scpcmdstr);
if (event_msglen == 0)
{
if(servc_signal_quiesce_pending)
{
sgq_bk = (SCCB_SGQ_BK*)(evd_hdr+1);
evd_len = sizeof(SCCB_EVD_HDR) + sizeof(SCCB_SGQ_BK);
/* Set response code X'75F0' if SCCB length exceeded */
if ((evd_len + sizeof(SCCB_HEADER)) > sccblen)
{
sccb->reas = SCCB_REAS_EXCEEDS_SCCB;
sccb->resp = SCCB_RESP_EXCEEDS_SCCB;
break;
}
/* Zero all fields */
memset (evd_hdr, 0, evd_len);
/* Update SCCB length field if variable request */
if (sccb->type & SCCB_TYPE_VARIABLE)
{
/* Set new SCCB length */
sccblen = evd_len + sizeof(SCCB_HEADER);
STORE_HW(sccb->length, sccblen);
sccb->type &= ~SCCB_TYPE_VARIABLE;
}
/* Set length in event header */
STORE_HW(evd_hdr->totlen, evd_len);
/* Set type in event header */
evd_hdr->type = SCCB_EVD_TYPE_SIGQ;
STORE_HW(sgq_bk->count, servc_signal_quiesce_count);
sgq_bk->unit = servc_signal_quiesce_unit;
servc_signal_quiesce_pending = 0;
/* Set response code X'0020' in SCCB header */
sccb->reas = SCCB_REAS_NONE;
sccb->resp = SCCB_RESP_COMPLETE;
break;
}
else
{
sccb->reas = SCCB_REAS_NO_EVENTS;
sccb->resp = SCCB_RESP_NO_EVENTS;
}
break;
}
/* Point to the Event Data Block */
evd_bk = (SCCB_EVD_BK*)(evd_hdr+1);
/* Point to SCP command */
event_msg = (BYTE*)(evd_bk+1);
evd_len = event_msglen +
sizeof(SCCB_EVD_HDR) + sizeof(SCCB_EVD_BK);
/* Set response code X'75F0' if SCCB length exceeded */
if ((evd_len + sizeof(SCCB_HEADER)) > sccblen)
{
sccb->reas = SCCB_REAS_EXCEEDS_SCCB;
sccb->resp = SCCB_RESP_EXCEEDS_SCCB;
break;
}
/* Zero all fields */
memset (evd_hdr, 0, evd_len);
/* Update SCCB length field if variable request */
if (sccb->type & SCCB_TYPE_VARIABLE)
{
/* Set new SCCB length */
sccblen = evd_len + sizeof(SCCB_HEADER);
STORE_HW(sccb->length, sccblen);
sccb->type &= ~SCCB_TYPE_VARIABLE;
}
/* Set length in event header */
STORE_HW(evd_hdr->totlen, evd_len);
/* Set type in event header */
evd_hdr->type = servc_scpcmdtype ?
SCCB_EVD_TYPE_PRIOR : SCCB_EVD_TYPE_OPCMD;
/* Set message length in event data block */
i = evd_len - sizeof(SCCB_EVD_HDR);
STORE_HW(evd_bk->msglen, i);
memcpy (evd_bk->const1, const1_template,
sizeof(const1_template));
i -= sizeof(const1_template) + 2;
STORE_HW(evd_bk->cplen, i);
memcpy (evd_bk->const2, const2_template,
sizeof(const2_template));
i -= sizeof(const2_template) + 2;
STORE_HW(evd_bk->tdlen, i);
memcpy (evd_bk->const3, const3_template,
sizeof(const3_template));
i -= sizeof(const3_template) + 2;
evd_bk->sdtlen = i;
evd_bk->const4 = const4_template;
i -= 2;
evd_bk->tmlen = i;
evd_bk->const5 = const5_template;
/* Copy and translate command */
for (i = 0; i < event_msglen; i++)
event_msg[i] = host_to_guest(servc_scpcmdstr[i]);
/* Clear the command string (It has been read) */
servc_scpcmdstr[0] = '\0';
/* Set response code X'0020' in SCCB header */
sccb->reas = SCCB_REAS_NONE;
sccb->resp = SCCB_RESP_COMPLETE;
break;
case SCLP_WRITE_EVENT_MASK:
/* Set the main storage change bit */
STORAGE_KEY(sccb_absolute_addr, regs) |= STORKEY_CHANGE;
/* Set response code X'0100' if SCCB crosses a page boundary */
if ((sccb_absolute_addr & STORAGE_KEY_PAGEMASK) !=
((sccb_absolute_addr + sccblen - 1) & STORAGE_KEY_PAGEMASK))
{
sccb->reas = SCCB_REAS_NOT_PGBNDRY;
sccb->resp = SCCB_RESP_BLOCK_ERROR;
break;
}
/* Point to SCCB data area following SCCB header */
evd_mask = (SCCB_EVENT_MASK*)(sccb+1);
/* Get length of single mask field */
FETCH_HW(masklen, evd_mask->length);
/* Save old mask settings in order to suppress superflous messages */
old_cp_recv_mask = servc_cp_recv_mask & ARCH_DEP(sclp_send_mask);
old_cp_send_mask = servc_cp_send_mask & ARCH_DEP(sclp_recv_mask);
for (i = 0; i < 4; i++)
{
servc_cp_recv_mask <<= 8;
servc_cp_send_mask <<= 8;
if ((U32)i < masklen)
{
servc_cp_recv_mask |= evd_mask->masks[i];
servc_cp_send_mask |= evd_mask->masks[i + masklen];
}
}
/* Clear any pending command */
servc_scpcmdstr[0] = '\0';
/* Write the events that we support back */
memset (&evd_mask->masks[2 * masklen], 0, 2 * masklen);
for (i = 0; (i < 4) && ((U32)i < masklen); i++)
{
evd_mask->masks[i + (2 * masklen)] |=
(ARCH_DEP(sclp_recv_mask) >> ((3-i)*8)) & 0xFF;
evd_mask->masks[i + (3 * masklen)] |=
(ARCH_DEP(sclp_send_mask) >> ((3-i)*8)) & 0xFF;
}
/* Issue message only when supported mask has changed */
if ((servc_cp_recv_mask & ARCH_DEP(sclp_send_mask)) != old_cp_recv_mask
|| (servc_cp_send_mask & ARCH_DEP(sclp_recv_mask)) != old_cp_send_mask)
{
if (servc_cp_recv_mask != 0 || servc_cp_send_mask != 0)
logmsg (_("HHCCP041I SYSCONS interface active\n"));
else
logmsg (_("HHCCP042I SYSCONS interface inactive\n"));
}
// logmsg("cp_send_mask=%8.8X cp_recv_mask=%8.8X\n",servc_cp_send_mask,servc_cp_recv_mask);
/* Set response code X'0020' in SCCB header */
sccb->reas = SCCB_REAS_NONE;
sccb->resp = SCCB_RESP_COMPLETE;
break;
#endif /*FEATURE_SYSTEM_CONSOLE*/
#ifdef FEATURE_EXPANDED_STORAGE
case SCLP_READ_XST_MAP:
/* Set the main storage change bit */
STORAGE_KEY(sccb_absolute_addr, regs) |= STORKEY_CHANGE;
/* Set response code X'0100' if SCCB crosses a page boundary */
if ((sccb_absolute_addr & STORAGE_KEY_PAGEMASK) !=
((sccb_absolute_addr + sccblen - 1) & STORAGE_KEY_PAGEMASK))
{
sccb->reas = SCCB_REAS_NOT_PGBNDRY;
sccb->resp = SCCB_RESP_BLOCK_ERROR;
break;
}
/* Calculate number of blocks per increment */
xstblkinc = XSTORE_INCREMENT_SIZE / XSTORE_PAGESIZE;
/* Set response code X'0300' if SCCB length
is insufficient to contain xstore info */
if ( sccblen < sizeof(SCCB_HEADER) + sizeof(SCCB_XST_MAP)
+ xstblkinc/8)
{
sccb->reas = SCCB_REAS_TOO_SHORT;
sccb->resp = SCCB_RESP_BLOCK_ERROR;
break;
}
/* Point to SCCB data area following SCCB header */
sccbxmap = (SCCB_XST_MAP*)(sccb+1);
/* Verify expanded storage increment number */
xstincnum = (sysblk.xpndsize << XSTORE_PAGESHIFT)
/ XSTORE_INCREMENT_SIZE;
FETCH_FW(i, sccbxmap->incnum);
if ( i < 1 || (U32)i > xstincnum )
{
sccb->reas = SCCB_REAS_INVALID_RSC;
sccb->resp = SCCB_RESP_REJECT;
break;
}
/* Point to bitmap */
xstmap = (BYTE*)(sccbxmap+1);
/* Set all blocks available */
memset (xstmap, 0x00, xstblkinc/8);
/* Set response code X'0010' in SCCB header */
sccb->reas = SCCB_REAS_NONE;
sccb->resp = SCCB_RESP_INFO;
break;
#endif /*FEATURE_EXPANDED_STORAGE*/
#ifdef FEATURE_CPU_RECONFIG
case SCLP_CONFIGURE_CPU:
i = (sclp_command & SCLP_RESOURCE_MASK) >> SCLP_RESOURCE_SHIFT;
/* Return invalid resource in parm if target does not exist */
if(i >= MAX_CPU)
{
sccb->reas = SCCB_REAS_INVALID_RSCP;
sccb->resp = SCCB_RESP_REJECT;
break;
}
/* Add cpu to the configuration */
configure_cpu(i);
/* Set response code X'0020' in SCCB header */
sccb->reas = SCCB_REAS_NONE;
sccb->resp = SCCB_RESP_COMPLETE;
break;
case SCLP_DECONFIGURE_CPU:
i = (sclp_command & SCLP_RESOURCE_MASK) >> SCLP_RESOURCE_SHIFT;
/* Return invalid resource in parm if target does not exist */
if(i >= MAX_CPU)
{
sccb->reas = SCCB_REAS_INVALID_RSCP;
sccb->resp = SCCB_RESP_REJECT;
break;
}
/* Take cpu out of the configuration */
deconfigure_cpu(i);
/* Set response code X'0020' in SCCB header */
sccb->reas = SCCB_REAS_NONE;
sccb->resp = SCCB_RESP_COMPLETE;
break;
#ifdef FEATURE_VECTOR_FACILITY
case SCLP_DISCONNECT_VF:
i = (sclp_command & SCLP_RESOURCE_MASK) >> SCLP_RESOURCE_SHIFT;
/* Return invalid resource in parm if target does not exist */
if(i >= MAX_CPU || !IS_CPU_ONLINE(i))
{
sccb->reas = SCCB_REAS_INVALID_RSCP;
sccb->resp = SCCB_RESP_REJECT;
break;
}
if(sysblk.regs[i]->vf->online)
logmsg(_("CPU%4.4X: Vector Facility configured offline\n"),i);
/* Take the VF out of the configuration */
sysblk.regs[i]->vf->online = 0;
/* Set response code X'0020' in SCCB header */
sccb->reas = SCCB_REAS_NONE;
sccb->resp = SCCB_RESP_COMPLETE;
break;
case SCLP_CONNECT_VF:
i = (sclp_command & SCLP_RESOURCE_MASK) >> SCLP_RESOURCE_SHIFT;
/* Return invalid resource in parm if target does not exist */
if(i >= MAX_CPU)
{
sccb->reas = SCCB_REAS_INVALID_RSCP;
sccb->resp = SCCB_RESP_REJECT;
break;
}
/* Return improper state if associated cpu is offline */
if(!IS_CPU_ONLINE(i))
{
sccb->reas = SCCB_REAS_IMPROPER_RSC;
sccb->resp = SCCB_RESP_REJECT;
break;
}
if(!sysblk.regs[i]->vf->online)
logmsg(_("CPU%4.4X: Vector Facility configured online\n"),i);
/* Mark the VF online to the CPU */
sysblk.regs[i]->vf->online = 1;
/* Set response code X'0020' in SCCB header */
sccb->reas = SCCB_REAS_NONE;
sccb->resp = SCCB_RESP_COMPLETE;
break;
#endif /*FEATURE_VECTOR_FACILITY*/
#endif /*FEATURE_CPU_RECONFIG*/
default:
invalidcmd:
if( HDC3(debug_sclp_unknown_command, sclp_command, sccb, regs) )
break;
/* Set response code X'01F0' for invalid SCLP command */
sccb->reas = SCCB_REAS_INVALID_CMD;
sccb->resp = SCCB_RESP_REJECT;
break;
} /* end switch(sclp_command) */
/* If immediate response is requested, return condition code 1 */
if ((sccb->flag & SCCB_FLAG_SYNC)
&& (sclp_command & SCLP_COMMAND_CLASS) != 0x01)
{
regs->psw.cc = 1;
return;
}
/* Set service signal external interrupt pending */
sysblk.servparm &= ~SERVSIG_ADDR;
sysblk.servparm |= sccb_absolute_addr;
ON_IC_SERVSIG;
/* Release the interrupt lock */
RELEASE_INTLOCK(regs);
/* Set condition code 0 */
regs->psw.cc = 0;
} /* end function service_call */
#endif /*defined(FEATURE_SERVICE_PROCESSOR)*/
#if !defined(_GEN_ARCH)
#if defined(_ARCHMODE2)
#define _GEN_ARCH _ARCHMODE2
#include "service.c"
#endif
#if defined(_ARCHMODE3)
#undef _GEN_ARCH
#define _GEN_ARCH _ARCHMODE3
#include "service.c"
#endif
#endif /*!defined(_GEN_ARCH)*/
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